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Statistics Mcqs — Test 15

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Question 1
Correlation coefficient lies between__________________?
Question 2
Which of the following can never be taken as coefficient of correlation is _____________?
Question 3
If r, between u = x and y = -x is _______________?
Question 4
Least square regression line always passes through ____________________?
Question 5
The regression co-efficient are _________ origin?
Question 6
When the two regression lines coincide there r is __________________?
Question 7
Regression co-efficient is denoted by_____________?
Question 8
if you roll a pair of dice, what is the probability that (at least) one of the dice is a 4 or the sum of the dice is 7 ?
Question 9
The special rule of multiplication of probability, the events must be ______________?
Question 10
Which of the following is not a correct statement about a Probability _________________?